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In the given figure, chords AB and CD are intersecting each other at point L. Find the length of AB.
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22.5 cm 21.5 cm 24.5 cm 23.5 cm |
21.5 cm |
We know that, LC × LD = LB × AL We have, LC = 6, CD = 11, LB = 4 AB = x According to the question , 6 × (6 + 11) = 4 × (4 + x) = 4 + x = \(\frac{51}{2}\) = 4 + x = 25.5 = x = 21.5 |
